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7dc6e754 | 1 | /* Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc. |
ee2a8b9b JB |
2 | * |
3 | * This program is free software; you can redistribute it and/or modify | |
4 | * it under the terms of the GNU General Public License as published by | |
5 | * the Free Software Foundation; either version 2, or (at your option) | |
6 | * any later version. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this software; see the file COPYING. If not, write to | |
82892bed JB |
15 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
16 | * Boston, MA 02111-1307 USA | |
ee2a8b9b JB |
17 | * |
18 | * As a special exception, the Free Software Foundation gives permission | |
19 | * for additional uses of the text contained in its release of GUILE. | |
20 | * | |
21 | * The exception is that, if you link the GUILE library with other files | |
22 | * to produce an executable, this does not by itself cause the | |
23 | * resulting executable to be covered by the GNU General Public License. | |
24 | * Your use of that executable is in no way restricted on account of | |
25 | * linking the GUILE library code into it. | |
26 | * | |
27 | * This exception does not however invalidate any other reasons why | |
28 | * the executable file might be covered by the GNU General Public License. | |
29 | * | |
30 | * This exception applies only to the code released by the | |
31 | * Free Software Foundation under the name GUILE. If you copy | |
32 | * code from other Free Software Foundation releases into a copy of | |
33 | * GUILE, as the General Public License permits, the exception does | |
34 | * not apply to the code that you add in this way. To avoid misleading | |
35 | * anyone as to the status of such modified files, you must delete | |
36 | * this exception notice from them. | |
37 | * | |
38 | * If you write modifications of your own for GUILE, it is your choice | |
39 | * whether to permit this exception to apply to your modifications. | |
82892bed | 40 | * If you do not wish that, delete this exception notice. */ |
ee2a8b9b JB |
41 | \f |
42 | ||
43 | #ifndef __GH_H | |
44 | #define __GH_H | |
45 | ||
18daf95b AG |
46 | #ifdef __cplusplus |
47 | extern "C" { | |
48 | #endif | |
49 | ||
ee2a8b9b JB |
50 | #include <stdio.h> |
51 | ||
52 | #include <libguile.h> | |
53 | ||
54 | /* gcc has extern inline functions that are basically as fast as macros */ | |
55 | #ifdef __GNUC__ | |
56 | # define INL inline | |
57 | # define EXTINL extern inline | |
58 | #else | |
59 | # define INL | |
60 | #define EXTINL | |
61 | #endif /* __GNUC__ */ | |
62 | ||
63 | void gh_enter(int argc, char *argv[], void (*c_main_prog)()); | |
5aadf8c1 | 64 | void gh_repl(int argc, char *argv[]); |
ee2a8b9b JB |
65 | SCM gh_catch(SCM tag, scm_catch_body_t body, void *body_data, |
66 | scm_catch_handler_t handler, void *handler_data); | |
67 | ||
ee2a8b9b | 68 | SCM gh_standard_handler(void *data, SCM tag, SCM throw_args); |
ee2a8b9b JB |
69 | |
70 | SCM gh_eval_str(char *scheme_code); | |
71 | SCM gh_eval_str_with_catch(char *scheme_code, scm_catch_handler_t handler); | |
72 | SCM gh_eval_str_with_standard_handler(char *scheme_code); | |
73 | SCM gh_eval_str_with_stack_saving_handler(char *scheme_code); | |
74 | ||
75 | SCM gh_eval_file(char *fname); | |
e5eece74 | 76 | #define gh_load(fname) gh_eval_file(fname) |
ee2a8b9b JB |
77 | SCM gh_eval_file_with_catch(char *scheme_code, scm_catch_handler_t handler); |
78 | SCM gh_eval_file_with_standard_handler(char *scheme_code); | |
79 | ||
80 | #define gh_defer_ints() SCM_DEFER_INTS | |
81 | #define gh_allow_ints() SCM_ALLOW_INTS | |
82 | ||
83 | SCM gh_new_procedure(char *proc_name, SCM (*fn)(), | |
84 | int n_required_args, int n_optional_args, int varp); | |
85 | SCM gh_new_procedure0_0(char *proc_name, SCM (*fn)()); | |
86 | SCM gh_new_procedure0_1(char *proc_name, SCM (*fn)()); | |
87 | SCM gh_new_procedure0_2(char *proc_name, SCM (*fn)()); | |
88 | SCM gh_new_procedure1_0(char *proc_name, SCM (*fn)()); | |
89 | SCM gh_new_procedure1_1(char *proc_name, SCM (*fn)()); | |
90 | SCM gh_new_procedure1_2(char *proc_name, SCM (*fn)()); | |
91 | SCM gh_new_procedure2_0(char *proc_name, SCM (*fn)()); | |
92 | SCM gh_new_procedure2_1(char *proc_name, SCM (*fn)()); | |
93 | SCM gh_new_procedure2_2(char *proc_name, SCM (*fn)()); | |
94 | SCM gh_new_procedure3_0(char *proc_name, SCM (*fn)()); | |
95 | SCM gh_new_procedure4_0(char *proc_name, SCM (*fn)()); | |
96 | SCM gh_new_procedure5_0(char *proc_name, SCM (*fn)()); | |
97 | ||
98 | /* C to Scheme conversion */ | |
88040021 | 99 | SCM gh_int2scmb(int x); /* this is being phased out */ |
ee2a8b9b JB |
100 | SCM gh_bool2scm(int x); |
101 | SCM gh_int2scm(int x); | |
102 | SCM gh_ulong2scm(unsigned long x); | |
103 | SCM gh_long2scm(long x); | |
104 | SCM gh_double2scm(double x); | |
105 | SCM gh_char2scm(char c); | |
106 | SCM gh_str2scm(char *s, int len); | |
107 | SCM gh_str02scm(char *s); | |
108 | void gh_set_substr(char *src, SCM dst, int start, int len); | |
109 | SCM gh_symbol2scm(char *symbol_str); | |
b774ee1f MD |
110 | SCM gh_ints2scm(int *d, int n); |
111 | SCM gh_longs2ivect(long *d, int n); | |
112 | SCM gh_ulongs2uvect(unsigned long *d, int n); | |
f3a2c4cf MD |
113 | SCM gh_doubles2scm(double *d, int n); |
114 | #ifdef SCM_FLOATS | |
115 | SCM gh_doubles2dvect(double *d, int n); | |
116 | #endif | |
ee2a8b9b JB |
117 | |
118 | ||
119 | /* Scheme to C conversion */ | |
120 | int gh_scm2bool(SCM obj); | |
121 | int gh_scm2int(SCM obj); | |
122 | unsigned long gh_scm2ulong(SCM obj); | |
123 | long gh_scm2long(SCM obj); | |
124 | char gh_scm2char(SCM obj); | |
125 | double gh_scm2double(SCM obj); | |
126 | char *gh_scm2newstr(SCM str, int *lenp); | |
127 | void gh_get_substr(SCM src, char *dst, int start, int len); | |
128 | char *gh_symbol2newstr(SCM sym, int *lenp); | |
f3a2c4cf | 129 | double *gh_scm2doubles(SCM vector); |
ee2a8b9b JB |
130 | |
131 | /* type predicates: tell you if an SCM object has a given type */ | |
132 | int gh_boolean_p(SCM val); | |
133 | int gh_symbol_p(SCM val); | |
134 | int gh_char_p(SCM val); | |
135 | int gh_vector_p(SCM val); | |
136 | int gh_pair_p(SCM val); | |
137 | int gh_number_p(SCM val); | |
138 | int gh_string_p(SCM val); | |
139 | int gh_procedure_p(SCM val); | |
140 | int gh_list_p(SCM val); | |
141 | int gh_inexact_p(SCM val); | |
142 | int gh_exact_p(SCM val); | |
143 | ||
144 | /* more predicates */ | |
145 | int gh_eq_p(SCM x, SCM y); | |
146 | int gh_eqv_p(SCM x, SCM y); | |
147 | int gh_equal_p(SCM x, SCM y); | |
7fee59bd MG |
148 | int gh_string_equal_p(SCM s1, SCM s2); |
149 | int gh_null_p(SCM l); | |
ee2a8b9b JB |
150 | |
151 | /* standard Scheme procedures available from C */ | |
152 | ||
7fee59bd MG |
153 | #define gh_not(x) scm_not(x) |
154 | ||
ee2a8b9b JB |
155 | SCM gh_define(char *name, SCM val); |
156 | ||
e5eece74 MG |
157 | /* vector manipulation routines */ |
158 | /* note that gh_vector() does not behave quite like the Scheme (vector | |
159 | obj1 obj2 ...), because the interpreter engine does not pass the | |
160 | data element by element, but rather as a list. thus, gh_vector() | |
161 | ends up being identical to gh_list_to_vector() */ | |
162 | #define gh_vector(ls) scm_vector(ls) | |
163 | SCM gh_make_vector(SCM length, SCM val); | |
956328d2 | 164 | SCM gh_vector_set_x(SCM vec, SCM pos, SCM val); |
e5eece74 | 165 | SCM gh_vector_ref(SCM vec, SCM pos); |
88040021 JB |
166 | unsigned long gh_vector_length (SCM v); |
167 | unsigned long gh_uniform_vector_length (SCM v); | |
168 | SCM gh_uniform_vector_ref (SCM v, SCM ilist); | |
e5eece74 MG |
169 | #define gh_list_to_vector(ls) scm_vector(ls) |
170 | #define gh_vector_to_list(v) scm_vector_to_list(ls) | |
ee2a8b9b | 171 | |
35379308 JB |
172 | SCM gh_lookup (char *sname); |
173 | SCM gh_module_lookup (SCM vector, char *sname); | |
174 | ||
ee2a8b9b JB |
175 | SCM gh_cons(SCM x, SCM y); |
176 | #define gh_list scm_listify | |
92396c0a | 177 | unsigned long gh_length(SCM l); |
7fee59bd MG |
178 | SCM gh_append(SCM args); |
179 | SCM gh_append2(SCM l1, SCM l2); | |
180 | SCM gh_append3(SCM l1, SCM l2, SCM l3); | |
181 | SCM gh_append4(SCM l1, SCM l2, SCM l3, SCM l4); | |
182 | #define gh_reverse(ls) scm_reverse(ls) | |
183 | #define gh_list_tail(ls, k) scm_list_tail(ls, k) | |
184 | #define gh_list_ref(ls, k) scm_list_ref(ls, k) | |
185 | #define gh_memq(x, ls) scm_memq(x, ls) | |
38d0f691 MD |
186 | #define gh_memv(x, ls) scm_memv(x, ls) |
187 | #define gh_member(x, ls) scm_member(x, ls) | |
7fee59bd MG |
188 | #define gh_assq(x, alist) scm_assq(x, alist) |
189 | #define gh_assv(x, alist) scm_assv(x, alist) | |
190 | #define gh_assoc(x, alist) scm_assoc(x, alist) | |
ee2a8b9b JB |
191 | |
192 | SCM gh_car(SCM x); | |
193 | SCM gh_cdr(SCM x); | |
194 | ||
195 | SCM gh_caar(SCM x); | |
196 | SCM gh_cadr(SCM x); | |
197 | SCM gh_cdar(SCM x); | |
198 | SCM gh_cddr(SCM x); | |
199 | ||
200 | SCM gh_caaar(SCM x); | |
201 | SCM gh_caadr(SCM x); | |
202 | SCM gh_cadar(SCM x); | |
203 | SCM gh_caddr(SCM x); | |
204 | SCM gh_cdaar(SCM x); | |
205 | SCM gh_cdadr(SCM x); | |
206 | SCM gh_cddar(SCM x); | |
207 | SCM gh_cdddr(SCM x); | |
208 | ||
7fee59bd MG |
209 | SCM gh_set_car_x(SCM pair, SCM value); |
210 | SCM gh_set_cdr_x(SCM pair, SCM value); | |
211 | ||
212 | ||
ee2a8b9b JB |
213 | /* Calling Scheme functions from C. */ |
214 | SCM gh_apply (SCM proc, SCM ls); | |
215 | SCM gh_call0 (SCM proc); | |
216 | SCM gh_call1 (SCM proc, SCM arg); | |
217 | SCM gh_call2 (SCM proc, SCM arg1, SCM arg2); | |
218 | SCM gh_call3 (SCM proc, SCM arg1, SCM arg2, SCM arg3); | |
219 | ||
220 | /* reading and writing Scheme objects. */ | |
221 | void gh_display (SCM x); | |
38d0f691 | 222 | void gh_write (SCM x); |
ee2a8b9b JB |
223 | void gh_newline (void); |
224 | ||
225 | /* void gh_gc_mark(SCM) : mark an SCM as in use. */ | |
226 | /* void gh_defer_ints() : don't interrupt code section. */ | |
227 | /* void gh_allow_ints() : see gh_defer_ints(). */ | |
228 | /* void gh_new_cell(SCM, int tag) : initialize SCM to be of type 'tag' */ | |
229 | /* int gh_type_p(SCM, tag) : test if SCM is of type 'tag' */ | |
230 | /* SCM gh_intern(char*) : get symbol corresponding to c-string.*/ | |
231 | /* void gh_set_ext_data(SCM, void*) : set extension data on SCM */ | |
232 | /* void *gh_get_ext_data(SCM) : return extension data from SCM. */ | |
233 | ||
234 | /* void gh_assert(int cond, char *msg, SCM obj); */ | |
235 | ||
18daf95b AG |
236 | #ifdef __cplusplus |
237 | } | |
238 | #endif | |
ee2a8b9b JB |
239 | |
240 | #endif /* __GH_H */ |